Base | Representation |
---|---|
bin | 101111111010001000… |
… | …000010001110000101 |
3 | 11220210000102010021122 |
4 | 233322020002032011 |
5 | 1320322402104001 |
6 | 35344240123325 |
7 | 3500520500111 |
oct | 577210021605 |
9 | 156700363248 |
10 | 51441050501 |
11 | 1a8a814a685 |
12 | 9b77606545 |
13 | 4b0a492229 |
14 | 26bdc8a741 |
15 | 1511147b1b |
hex | bfa202385 |
51441050501 has 4 divisors (see below), whose sum is σ = 51441803904. Its totient is φ = 51440297100.
The previous prime is 51441050497. The next prime is 51441050621. The reversal of 51441050501 is 10505014415.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 51441050501 - 22 = 51441050497 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51441050701) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262805 + ... + 414666.
It is an arithmetic number, because the mean of its divisors is an integer number (12860450976).
Almost surely, 251441050501 is an apocalyptic number.
It is an amenable number.
51441050501 is a deficient number, since it is larger than the sum of its proper divisors (753403).
51441050501 is an equidigital number, since it uses as much as digits as its factorization.
51441050501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 753402.
The product of its (nonzero) digits is 2000, while the sum is 26.
Adding to 51441050501 its reverse (10505014415), we get a palindrome (61946064916).
The spelling of 51441050501 in words is "fifty-one billion, four hundred forty-one million, fifty thousand, five hundred one".
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